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Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:

1. Although the STP protocol can solve the loop problem, the slow convergence of the network topology affects the user communication quality.
RSTP has made many improvements to STP. Which of the following is not an improvement of RSTP to STP?

A) The non-root switch running RSTP sends configuration BPDUs at the interval specified by the Hello Timer. This behavior is completely performed by each device.
B) The RSTP port state specification is based on whether the port forwards user traffic and learns the MAC address, reducing the original five port states to three.
C) If a port does not receive configuration BPDUs from the upstream device within 4 consecutive Hello Time durations, the device considers that negotiation with this neighbor fails.
D) RSTP has deleted 3 kinds of port states and added 2 kinds of port roles.

2. Which of the following causes the BGP neighbor relationship failed to be established?

A) IBGP neighbors are non-physically connected.
B) The update time between the two BGP neighbors is inconsistent.
C) BGP synchronization is enabled in the fully interconnected IBGP neighbor relationship.
D) ACLs that block all TCP connections are configured between the two BGP neighbor relationships.

3. The following is part of the configuration information of the router Huawei. The description about the configuration information which is wrong?
<Huawei> system-view
【 Huawei 】 ip as-path-filter 2 permit_200_300
【 Huawei 】 route-policy test permit node 10
【 Huawei-route-policy 】 if-match as-path-filter 2

A) The Route-Policy can only be called in the OSPF process.
B) Node 10 of the Route-Policy references AS path filter 2 and defines an if-match clause.
C) Set the AS path filter with sequence number 2 to allow the routing information include AS200 and AS300.
D) Define a Route-Policy named test with a serial number of 10.

4. IS-IS cannot be run on P2MP ( Point to MultiPoint ) .

A) TRUE
B) FALSE

5. The differences between IGMP versions are: (Multiple Choice)

A) For members leaving, IGMPv2/v3 can leave actively, but IGMPv1 cannot.
B) IGMPv1 does not support specific group queries but IGMPv2 support.
C) IGMPv1/v2/v3 cannot support the SSM model.
D) IGMPv1/v2 cannot elect the querier on its own, but IGMPv3 can.

Solutions: